<!-- Not used -->
<div id="browseSources" class="btn-group">
  <button
      ng-repeat="source in browse.browseService.sources"
      ng-click="browse.fetchLibrary(source)"
      ng-class="{'selected': browse.browseService.currentFetchRequest.name === source.name}"
      class="btn btn-default">
      {{source.name}}
  </button>
</div>
